Description: It is comfortable to wear this earphone because it is mini and lightweight. This earphone adopts large-capacity battery, which features long standby time and low power consumption. What supports low-latency and stable transmission as well as mega bass and surround stereo sound effect is the Bluetooth-compatible chip and intelligent noise reduction technology of this earphone. It is constructed of ABS material. The length of this wireless earphone is 19.5cm, width is 14.2cm and height is 14.2cm. This wireless earphone is suitable for running, driving, listening to music, doing sports, calling and so on. It supports simultaneous connection of two phones and call number. Item Name: Neck Band Earphone Material: ABS Bluetooth-compatible Frequency Band: 2.4GHz Bluetooth-compatible Transmission Distance: 10m Battery Capacity: 170mAh(Included) Continuous Listening and Calling Time: 15H Standby Time: 200H Supported Protocols: A2DP1.3/HFP1.6/HSP1.2/AVRCP1.6/D11.3 Features: Stereo, Noise Cancelling, Automatic Pairing Size Details: 19.5cm x 14.2cm x 14.2cm/7.68" x 5.59" x 5.59" (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 Neck Band Earphone 1 x Charging Cable 1 x User Manual