product description:
The highest audio quality oupstech uses the highest quality transducers and hardware, as well as bluetooth 4.1, and a2dp stereo transfer protocols. That means bigger bass, lighter-than-air treble, deliver crisp, clear music to your ears via a smooth, skip-free connection and perfect phone call. The newest advanced technology stable connected with bluetooth 4.1 csr technology brings to long time working with 1-2 hours’ recharge, can be used for up to 2 hours playing time, 250 hours’ standby time. Powerful bluetooth signal with up to 33 feet operation distance. No playback, no weak batteries, no dropped phone calls… *please note playtime varies according to volume level and audio content. Comfortable secure fit design ergonomic and flexible in-ear design, soft silicone angled earbuds and the over-ear hook for universal fit guarantees a firm, secure fit to your ears, enables comfortable wearing without falling out. The easiest way to mange battery life. Our new technology interfaces with apple ios and latest android devices to show you at a glance how much battery life is left in your headset. Water resistant ipx4 nano coating ensures complete defense against sweat, or rain. Push yourself to your limit during workouts and with s500 will handle your audio effortlessly. Note: Oupstech cannot be recharged by most portable chargers because a minimum output current lower than 100ma (0.1a) is required. Recharging via wall charger, car charger or computer usb port is recommended.
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