1. It can be connected to speakers or headphones that support Bluetooth (A2DP protocol) (in TX state), or connected to a mobile phone or computer (in RX state).
2. supports for BTI-029 (dual stream) from one to two functions (one BTI-029 can connect two speakers or headphones at the same time and listen to mic at the same time), BTI-029 also supports multipoint connection.
3. It is compatible with APT-X BTI-029, SBC and other CODECs.
4. BTI-029 supports fiber input and fiber output.
5. Supports A2DP AVRCP protocol. It can be connected with Bluetooth speakers or headphones that support the A2DP protocol to form a wireless audio transmission network for e on TV, CD, home theater, etc. They can also be connected to mobile phones / computers to play mic.

Specifications:
Bluetooth version is: V 5.0
Transmit power: Class II, 10 meter range of e (actual range depends on the equipment connected to it)
Frequency range: 2.402 ~ 2.480GHz
Memory unit: 16M Flash memory unit
Support Bluetooth Security keys are: 0000, 1111, 1234, 8888
Reception Stat age Time: About 15 hours for AUX
The e time of the launch state: about 15 hours for AUX
Receive Stat age Time: About 12 hours for SPDIF
Launch Stat age Time: About 12 hours for SPDIF
Charging time: about 2 hours
Charging requirements: 5V DC greater or equal to 300MA
Battery: 350mAh Li-ion polymer rechargeable battery
Operating temperature: -10 ° C-55 ° C
colour: black
Material: metal + plastic
size: 60x60x18.4mm

Package Contents:
1 x bluetooth adapter

Only the above package content, other products are not included.
Note: Light shooting and different displays may cae the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.