Item Type: Wireless Bluetooth Earphones Material: ABS Headphone Storage Box Battery: Lithium battery(200mAH) Headphone Battery: Lithium battery(30mAH) 1、LOW NOISE: Wireless bluetooth earphones use upgraded noise reduction technology to effectively reduce outside noise interference, so that your music is clearer and smoother 2、CLEAR DIGITAL DISPLAY: Wireless earphones are equipped with a digital display screen that visually display the remaining battery power and volume level for easy control and adjustment 3、RELIABLE AND DURABLE: Wireless earphones use sophisticated technology and excellent materials, possess reliable quality, comfortable and durable, suitable for long term wear without fatigue 4、STABLE AND FAST: Bluetooth earphones support Bluetooth 3 technology, bring more stable connection, faster transmission, compatible with a variety of devices and audio formats 5、SCRATCH RESISTANT ABS: Noise reduction headphone adopt excellent ABS material, possess impact resistance, scratch resistance, environmentally friendly