Feature
1.Bluetooth transmitter anywhere and anytime, put the transmitter inserted into the 3.5mm interface, and with your Bluetooth headset or Bluetooth speaker paired to use, do not need to install any drivers and software. It applies to any audio devices with 3.5mm interface, wired to wireless conversion.
2.Saving core, optimize circuit route, save each link of the wear and tear, low power output.
3.Power is optional, you can choose built-in 280 mAH battery or external power supply USB charging work to adequately protect battery.
4.Easy charging, charging while using.
5.Delicate appearance.
6.Truly fully compatible with free drive system.
7.3.5mm interface, TV, Computer, MP3 and PS3 compatible.
8.Status indicator at a glance.
9.Use CSR 8670 chip, connect with 2 Bluetooth devices simultaneously.

Specifications
Bluetooth version: V4.1
Working time: about 15 hours
Support APTX,SBC, A2DP
Standby time: about 150hours
Bluetooth range: Class2, 10 meters
Charging time: about 2 hours
Battery: 3.7V, 280mAH rechargeable lithium battery
Net weight: 21g

• Transmitter: adds wireless capability to your TV, computer, mp3 player, DVD player etc by connecting with this bluetooth adapter via the 3.5mm to 3.5mm audio cable
• Receiver: turn wired speaker, headphones, stereo system into wireless by connecting with this bluetooth adapter via the 3.5mm to 3.5mm audio cable
• Bluetooth 4.1 with A2DP for high quality audio sound, can use while charging
• Built in battery for portable use, or connect to a USB power source for always-on application.
• Portable mini size, excellent range of up to 10m for both transmitter and receiver

Transmitter: adds wireless capability to your TV, computer, mp3 player, DVD player etc by connecting with this bluetooth adapter via the 3.5mm to 3.5mm audio cableWillful Direct