Bluetooth version: Bluetooth V2.1+EDR

Bluetooth profile: A2DP

Frequency response: 2.4GHZ-2.4835GHZ

Receiving sensitivity: -74±4dB

Effective range : Up to 10m

Charging input voltage: DC 5V

Working time: Up to 10 hours

Charging time: About 2hours

Bluetooth V2.1 + EDR makes for added data transfer rate and reduced latency in sound transmission, ensuring optimal audio quality well suited for watching TV/movies

Transforms any device (e.g. TV, computer, MP3 player, PSP) with 3.5mm audio-out jack into a Bluetooth-capable music streaming solution with no additional drivers required

Charging and working in parallel (with no static noise) is supported.
Supports A2DP, enabling your audio device to transfer stereo audio wirelessly.

Embedded Li-ion battery allows for convenient recharging.

Energy saving capability: powers off automatically if pairing fails for over 5 minutes.