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The 2-in-1 Bluetooth Transmitter and Receiver is the only wireless audio solution you need. You can transfer movies, TV games, or music to your Bluetooth headset and also receive audio from your mobile device or tablet through traditional wired speakers or car radios. It supports dual steam mode, which allows you to connect two Bluetooth headset simultaneously, enabling you to enjoy the exclusive quiet time of two person.

2 in 1 Transmitter & Receiver

The Bluetooth adapter is a transceiver designed for 2-way high quality remote audio streaming. It brings new life to traditional electronics like home speakers, wired headphones to receive wireless music from cellphones, tablet, laptops, etc. It is also a transmitter for TV, computer to connect those Bluetooth-enabled system.


Support both analog (RCA/3.5mm AUX audio) and digital (optical) input and output, freely switching between different modes. The optical transmission can deliver better signals and minimize noises to keep the best fidelity of sound.

Dual Stream Mode

Support dual-stream (TX mode & RX mode), transmitter can connect two Bluetooth audio devices and receiver can connect two devices at the same time. Pair up with two devices to share the enjoyment and won’t disturb others.

Easy to Set Up

Simply connect the transmitter to the audio output port of your TV, iPod, or other device via the 3.5mm audio cable. The latest Bluetooth 5.0 technology allows a fast connection to wireless devices with transmission distance up to 30 meters.

Extended Battery Life

The built-in 480mAh rechargeable Li-ion battery supports up to 15 hours long-lasting music. It supports charging and streaming simultaneously.

Low Voltage Warning & Auto Shut Off

When battery power is lower than 3.3V, the Bluetooth device would alarm and red light would flash; it would auto shut off when battery power is lower than 3V.

Wide Application

Widely support for multiple audio output standards – optical audio, 3.5mm aux or RCA. Suitable for mobile phones, TV boxes, MP3, MP4, speakers, wired headset, and Bluetooth speaker or headphone relying on A2DP Bluetooth profiles for a smooth operation and perfectly synced high-fidelity audio reproduction.


Model BT99
Bluetooth Version 5.0
Chip CSR8670
Bluetooth Protocols APTX-LL/APT-X/A2DP/AVRCP
Operating Voltage DC 3-4.2V
Operating Current < 20mA
Operating Time Stereo Mode: 15 hours
Optical Mode: 12 hours
Battery Capacity 480mAh Li-ion battery
Transmission Distance 30 meters
Frequency Range 2.4GHz-2.480GHz
Interface 3.5mm, SPDIF (optical), Micro USB
Product Size 82 x 64 x 20 mm
Package Contents 1 x BT99 Bluetooth 5.0 Transceiver
1 x Charging Cable
1 x 3.5mm Jack to 2-pin RCA Plug Cable
1 x Digital Optical Audio Cable
1 x User Manual

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