The Samson AirLine Synth True-Diversity Wireless Ear Set System delivers reliable wireless technology to presenters, instructors, entertainers and more. The system includes the AR300 True-Diversity UHF receiver, and AL300 micro beltpack transmitter.

The compact AL300 transmitter features a mini XLR input connection and flip-style face that protects against accidental setting changes. The SE10T Micro-Headset features a low-profile design and the detachable EC10TX cable is ideal in the event of a short or break. A gain control dial and 15dB Pad switch provide flexible level adjustment.

Users can select between 300 UHF frequencies, and infrared wireless syncing between the transmitter and receiver is achieved at the touch of a button. Additional features include a back-lit LCD display XLR and 1/4" phone outputs, microphone and line-level operation, and simultaneous use of up to 11 systems.

AL300 Beltpack Transmitter

• Frequency-agile synthesized beltpack transmitter with over 300 channels

• Ultra small, micro-size beltpack

• IR transmitter channel set

• LCD display

• Mute switch

• 15dB pad for hot pick-ups

• Gain control

• Low battery indicator

• Mini XLR connector

• Available with SE10 micro headset

AR300 UHF True-Diversity UHF Receiver

• Frequency-agile synthesized receiver with over 300 channels

• Automatic Channel Scan to select the clearest frequency

• Infrared transmitter channel set

• 50 x 20mm backlit LCD display

• Metal half-rack chassis

• Dual front-mounted removable TNC antennas

• Squelch control

• XLR and 1/4-inch balanced outputs

• Mic or line level switch

• 11 simultaneous systems

• Rackmount kit included

Specifications

• Frequencies: N Band / 639.025 - 6476.975MHz

• Range: 100 meters (line of sight)

• Modulation: FM

• Noise Reduction: Compander

• Frequency Response: 50Hz - 15kHz (+/- 3 dB)

• Dynamic Range: > 100dB (IHF-A)

Receiver

• Oscillation Mode: VCO

• Type of Receiver: True Diversity / Double Superheterodyne

• Antenna

• 1/4 Wavelength Rod TNC Type UHF - Extendable

• Antenna Filter: SAW Filter

• Outputs: 1/4" Line-Level and XLR Line/Mic Level

• Output Level: -3 dBv @1% THD (Maximum +7 dBv)

• Output Impedance: 10k ohms

• Display: LCD 47 x 17mm Back Lighted Display (Frequency, Channel, Group, Absolute Channel, Antenna, AF, RF, Scan, IR Set)

• Controls: EDIT Encoder/Button, Volume, Squelch

• Operating Temperature: 0 - +50°C

• Power Supply: AC Adapter 18V DC (Included)

• Current Consumption: Less Than 150mA

• Total Harmonic Distortion (THD): 1% Max (@AF 1 kHz, RF 56dBuV)

Transmitter

• Oscillation Mode: Crystal-controlled PLL frequency synthesized

• Modulation: FM

• Antenna: 1/4 Wave Length Wire Type

• Input Impedance: 290k ohms (ATT:0 dB), 330k ohms (ATT:-15 dB)

• Input Level: -2 dBv (ATT:0 dB), +15 dBv (ATT:-15 dB)

• Controls: Power switch, Mute switch, ATT switch, Gain control

• Display: Channel LCD, Battery LED

• Power: 2 x AAA Batteries

• Battery Life: 10 hours @ 25°C (without phantom power)

• Current Consumption: Less than 60 mA

• Operating Voltage: 2.1V - 3V

• Phantom Power: 3V (0.9 mA at short)

• Impedance: 2.2k ohms

• Total Harmonic Distortion (THD): > 2% max (@1kHz, dev. 20kHz) Typical THD less than 1%

• Dimensions

• Receiver: 8.7 x 7.1 x 1.73" (220.7 x 179.38 x 44mm)

• Transmitter: 4.5 x 1.17 x 1.6" (113.95 x 29.8 x 40.2mm)

• Weight 

• Receiver: 1.97 lbs (0.89 kg)

• Transmitter: 0.108 lbs (0.048 kg)

Shipping Policy

Effective Date: August 10, 2026

Thank you for shopping with Musictoner. This Shipping Policy explains how we process and deliver orders placed through our online store.

1. Shipping Destinations

Musictoner currently ships to addresses within the United States only.

We do not currently offer international shipping.

2. Order Processing

Most orders are processed within 1–2 business days after successful payment authorization.

Orders are generally processed Monday through Friday, excluding applicable U.S. holidays.

Processing time is separate from the shipping transit time.

Once your order has been shipped, you will receive a shipping confirmation email with tracking information when available.

3. Shipping Method

Free Standard Shipping

• Cost: Free

• Estimated Delivery: 5–8 Business Days

Delivery estimates begin after your order has been processed.

The estimated delivery time is not a guaranteed delivery date and may vary depending on the shipping carrier and destination.

4. Shipping Carriers

We may use reputable shipping carriers and fulfillment partners to deliver orders.

The carrier used may vary depending on the destination, product dimensions, package weight, and availability.

5. Order Tracking

When tracking information is available, it will be provided in your shipping confirmation email.

Please allow up to 24–48 hours for tracking information to become active after the shipment has been accepted or scanned by the carrier.

6. Incorrect Shipping Information

Customers are responsible for providing accurate and complete shipping information during checkout.

If an incorrect or incomplete address is provided, this may result in:

• Delivery delays

• Additional shipping charges

• Returned packages

• Failed delivery

Musictoner is not responsible for delays or failed deliveries caused by inaccurate information provided by the customer, except where otherwise required by applicable law.

7. Delivery Delays

Although we work to provide reliable delivery, delays may occur because of circumstances outside our reasonable control, including:

• Severe weather

• Natural disasters

• Carrier delays

• Transportation disruptions

• High shipping volumes

• Public holidays

• Unexpected operational issues

If your shipment is significantly delayed, please contact us so we can assist you.

8. Lost or Damaged Packages

If your package appears to be lost, significantly delayed, or arrives damaged, please contact us as soon as possible.

For damaged packages, we may request:

• Your order number

• Photographs of the product

• Photographs of the shipping box and packaging

• A description of the damage

We may work with the applicable shipping carrier or fulfillment provider to investigate the issue and determine an appropriate resolution.

9. Package Marked as Delivered

If the carrier shows your package as delivered but you cannot locate it, we recommend:

1. Checking around your delivery location.

2. Checking with household members or neighbors.

3. Checking with your building management if applicable.

4. Reviewing the carrier's delivery information.

5. Contacting the carrier directly.

Please also contact Musictoner if you are unable to locate the package so we can assist you.

10. Order Changes and Cancellations

If you need to change or cancel an order, contact us as soon as possible.

We will make reasonable efforts to accommodate your request before the order enters processing.

Once an order has been processed or shipped, changes or cancellations may no longer be possible. In such cases, an eligible return may be available under our Return & Refund Policy.

11. Returned Shipments

If a package is returned because of an incorrect address, refused delivery, failed delivery attempts, or an unclaimed shipment, additional shipping costs may apply if the customer requests that the package be resent.

Any refund for an undeliverable order will be handled in accordance with our Return & Refund Policy and applicable law.

12. Delivery Estimates

All delivery times stated on our website are estimates.

Standard Shipping: 5–8 Business Days

Delivery estimates do not include the order-processing period unless specifically stated otherwise.

13. Contact Us

If you have questions about shipping or delivery, please contact us:

Musictoner

Email: musictoner@twive.site

Phone: +1 (717) 467-5491