Technical specifications:

• Bluetooth version: V5.0, Class II
• Battery: 600mAH rechargeable lithium battery
• Size: 65 x 65 x 17mm
• Operating time in receiver mode: 18 hours
• Operating time in transmitter mode: 22 hours
• Charging time: 3 hours
• Transmission range: 10 m（open area）
• Audio coding:
• TX: aptX HD, aptX Low latency, aptX, SBC
• RX: aptX HD, aptX Low latency, aptX, SBC, ACC

​Package Details:

• 1x Bluetooth 5.0 Tranmistter receiver
• 1x 3.5mm Aux Audio Cable 
• 1x Optical cable
• 1x USB Cable 
• 1x User Manual 

NOTED:

• Its because of for sony's Bluetooth headset/earphone/headphone uses a special encoding method, its not public for other devices to connect.So when you use for sony's Bluetooth headset/earphone/headphone to pair with our devices in bluetooth transmitter mode, it may takes longer time to pair.The pairing time varies on different model of Sony . But they can surely pair successfully with our devices.

【WIDE APPLICATION】Support auto turn ON functionality when connected to power. Suitable for any devices(smartphone,earphone,speaker etc) any version of Bluetooth on the market, including: bluetooth 1.0/1.1/1.2;/2.0/2.1;3.0/3.1/3.2;4.0/4.1/4.2;5.0 etc.

[APTXHD LOW LATENCY] : Our 2019 upgraded Bluetooth transmitter receiver adopted the British latest CSR8675 program, high-end Bluetooth V5.0 chip, you can enjoy HD Stero Sound Quality wirelessly over Bluetooth connections with aptX-source devices like TV’s, phones or tablets without any noticeable audio delay.

[DUAL MODE & AUTOMATIC LINKBACK] : Supporting dual-stream (TX mode & RX mode), transmission can connect two Bluetooth audio device and receiver can connect two devices at the same time. Both the receiving mode and the transmitting mode can realize automatic back-to-back connection, the connected product has a memory function.

[WIDE APPLICATION] : Optical audio, 3.5mm Aux or RCA, without the need for additional cables. The product is suitable for mobile phones, TV sets, TV boxes, MP3, MP4, speakers, wired headsets, Bluetooth headsets, notebooks, amplifiers, car speakers, and Bluetooth Speaker or Headphone relying on A2DP Bluetooth profiles for a smooth operation and perfectly synced high-fidelity audio reproduction.

[24 H LARGE BATTERY & LOW CONSUMPTION] : The product has a built-in 600MAH lithium polymer battery that can work more than 20 hours; charging time is about three hours. When the power is lower than 20%, there will be a low battery alert. After 10 minutes without connection, the product automatically enters the sleep power-saving mode and comes with a battery protection IC. This is safe and reliable.

[EASY TO USE]: Easy plug, pair and play. This updated unit comes with a USB power adapter. Plug the Digital Optical / 3.5 mm or RCA cable into the jack of computer speakers, home stereo systems or other speaker systems, pairing with the Bluetooth audio devices TV, Roku, Blue Ray, PC, DVD, soundbar, speakers Flip 4, Alexa, Echo Dot, SoundCore, av receivers Yamaha, Onkyo, Denon, turntables, record players audio technica, iphones tablets laptops Digital TOSLINK / 3.5mm AUX inputs & outputs.

【Pair with each other】Support to pair with two devices (transmitter or receiver mode ) ; Support work with each other, One as a transmitter, the second - as a receiver.