The K77 TWS5 wireless hands-free model is from the well-known K series of wireless headphones, which is in a way the older brother of the K55 headphones, which has been presented with improved body quality and hardware specifications. Noise and delay in sending frequency and sound are almost zero in this headphone, so you will experience a very good feeling while talking, listening to music and playing computer/mobile games. The K77 TWS5 wireless headphones provide an immersive gaming experience for gamers with stereo surround sound and enhanced bass with a large 12mm audio driver. Hearing all sounds in all angles and sides of the game in 3D will help you to have a significant advantage over your competitors. It should also be noted that the performance range of this headphone is up to 15 meters without obstacles, which is another prominent feature of K77 TWS5 hands-free. The Bluetooth connection is very fast and after the first pairing, it is done automatically the next time, so every time you take the AirPods out of their charging case, they will automatically connect to the mobile phone. The connection will be completely stable and fast, and you will not face interruptions or delays. In K77 TWS5 wireless headphones, you can easily switch between conversation/music and gaming modes, just press the right headset for 2 seconds to switch between modes after hearing a beep. The build quality, battery life and chipset have all been improved in this version. Due to its light weight, this wireless handsfree does not tire or bother the ear and you can easily use it for a long time. K77 TWS5 wireless headphones with charging case provide you with up to 80 hours of energy needed for playing music and talking. The body of this headphone is made of high-quality ABS material, which is durable, strong, waterproof, wear-resistant and scratch-resistant, with a long service life. Along with this headphone, there are Persian and English manuals, two pairs of headphone series with two different sizes and a charging cable. K77 TWS5 wireless hands-free model has CE (European Union Quality Control Approval) and FCC (American Electromagnetic Interference Standard Approval) certificates.