Green Lion Echo wireless headphones with active noise cancellation

Green Lion Echo Anc Wireless headset GNECHANC Green Lion Echo wireless headphones with active noise cancellation are all you need to enjoy your music. These headphones feature active noise cancellation, helping you enjoy and listen to music better and feel every beat. They are wireless and can be connected with wires using an AUX input, making it much easier to connect to your computer. Echo headphones can operate continuously for 36 or 25 hours with active noise cancellation mode and Bluetooth. Green Lion Echo headphones are the best choice for anyone who listens to music regularly and cares about sound quality. Bluetooth version: V5.3 Impedance: 32 ohms Frequency range: 20 Hz - 20 kHz Sensitivity: 105 dB at 1 kHz Battery capacity: 3.7 volts 300 mAh Charging time: 2.5 hours Operating time: 36 hours (Bluetooth) Music time: 25 hours (active noise cancellation + Bluetooth) Product number: GNECHANCBK | GNECHANCBG Barcode: 6935100187082 | 6935100187099