Brand new, unused! Instant purchase OK! Anonymous shipping! 【Powerful Bass】Immerse yourself in a powerful musical world with outstanding deep bass. 【Noise Isolation】Effective noise isolation blocks out distracting sounds. 【Durable Design】Made of durable materials, it can withstand long-term use and frequent movement. 【Wireless Connection】Connect via technology, so you don't have to worry about tangled cables. Enjoy your music freely. 【Comfortable Fit】Lightweight and fits snugly, preventing slippage during exercise. 【Color】White Black is also available. #See all of Sen's products ✔︎︎︎︎ Specifications: Item Type: Wireless Headset Material: ABS Battery: 200mAh 14500 Lithium-ion rechargeable battery (ships with built-in battery) Package List: Wireless Headset x 1 Data Cable x 1 *Shipped without a memory card. *The box may be slightly crushed. We will carefully pack it with bubble wrap and ship it.