Technical ParametersBluetooth 5.012 Hours Playback Time400 Hours Standby Time2 Hours Charging TimeMicro USB Charging Cable 135 mAh Battery10m RangeU&i FIRE Series UiNB-4752 Wireless Bluetooth In Ear Headphone with Mic (Black)₹760.00PriceQuantity*Add to CartPlease Note Avoid wearing neckband while driving, cycling or where the hearing is be restricted. Do not wear neckband for extended periods of time at a high volume. Please avoid overcharging the product as it may lead to damage to the battery.