ACEFAST T9 Crystal (Air) wireless earbuds in Obsidian Black connect to a phone or other compatible device over Bluetooth 5.3+EDR. They support SBC and AAC audio decoding, with a manufacturer-specified frequency range of 20 Hz–20 kHz. EAN: 6974316282570.
Listen to music for approximately 6.5 hours at 50% volume. With the charging case, total operating time is approximately 30 hours. The case charges through USB-C, and the earbuds have an IPX4 rating.
Package contents: earbuds, charging case, four pairs of ear tips, USB-C cable, manual, silicone case and silicone strap.