The Defender Bluetooth Freemotion B585 On-Ear Headphones offer wireless signal transmission and are designed in an appealing celadon/green color. These headphones are ideal for everyday use and allow for comfortable wear over extended periods. With a battery life of up to 21 hours, they are suitable for long listening sessions without the need for frequent recharging. The 400 mAh battery capacity ensures that the headphones remain reliable even with intensive use. The charging time is also 21 hours, providing practical handling. The on-ear design ensures a comfortable fit and good sound isolation, allowing users to immerse themselves in their music or podcasts. These headphones are an excellent choice for anyone who values mobility and comfort without compromising on sound quality.