Description: Multi-point design enables one transmitter can connect two Bluetooth-compatible devices at the same time. Bluetooth-compatible transmitter has high-quality stereo transmission, allowing you to enjoy the feast of listening. It is made of good quality ABS material, durable to use. The length of this product is 4.5cm, the width is 4.5cm and the height is 1.1cm. It is suitable for car, headphone, TV, computer, etc. Item Name: Bluetooth-compatible Adapter Material: ABS Colour: Black Bluetooth-compatible Version: 4.0 Battery: 250mAh (Included) Continuous Working Time: 3~5 Hours Charging Time: 3 Hours Features: Portable, Stable Transmission, Good Sound Quality Size Details: 4.5cm x 4.5cm x 1.1cm/1.77" x 1.77" x 0.43" (Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 x Bluetooth-compatible Adapter 1 x Charging Cable 1 x 3.5mm Audio Cable 1 x User Manual Multi-point design enables one transmitter can connect two Bluetooth-compatible devices at the same time. Bluetooth-compatible transmitter has high-quality stereo transmission, allowing you to enjoy the feast of listening. It is made of good quality ABS material, durable to use. The length of this product is 4.5cm, the width is 4.5cm and the height is 1.1cm. It is suitable for car, headphone, TV, computer, etc.