1Foldable design allows you bring the delightful massage and music experience to anywhere you like. Great for gym, running, hiking and other outdoor activities 2Builtin 2200 mah lithium battery, rechargeable, provides up to more than 55 hours music time, 30 hours talking time, 4 hours message time with a single charge. 3Widely compatible with most Bluetoothenabled devices, such as smartphones, tablets, kindle, laptop, etc. It can connect to all your devices via Bluetooth, letting you enjoy a wireless life 4With heating function, this massage headphone could promote blood circulation. The ergonomic neckband is durable and lightweight, you can enjoy your leisure time and forgetting the existence of the headphone. 5High quality Bluetooth 5.0 chips, ensuring faster and stable signal connection and transmission. The noise cancelling technology can filter out background noise, allow you enjoy high quality sound performance even in a noisy environment Condition: 100% Brand New Item Type: Bluetooth Headphones Material: PC+Silicone Color: As shown in the picture Bluetooth Supported: Bluetooth 5.0 Battery: Built-in 2200 mah lithium battery Weight: Approx.207g/7.3oz Quantity: 1pcs 1 x Bluetooth Headphones 1 x USB Cable 1 x Instruction Manual 1 x Bag of Earplug(2 pair) Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.