KOKKIA A10 : Universal 3.5mm Stereo Bluetooth Transmitter.

Flexible short 3.5mm cable jack that attaches well to your 3.5mm device, allowing you to locate the transmitter where-ever you want it..

With Velcro (not included, that is available at local convenience store like Walmart), this Universal transmitter can be attached to your music device securely and nicely.

Small size (45×32×8mm) and light weight (14g).

Universally compatible with devices with 3.5mm audio output socket, enabling such devices to become Bluetooth that can enjoy wirelessly with your Bluetooth stereo headsets, receivers or speakers.

Working range: up to 10m (33ft.).

Integrated rechargeble battery, Charging via USB port with included USB cable.
Play time up to 10hrs
Charging time about 2 hours