The JBL Live Beam 3 use an in-ear fit and are fully true wireless, with no cables, neckband, or wingtips included. Each earbud weighs 10 g and carries an IP55 ingress protection rating, providing sweat resistance for use during physical activity. Stereo speakers are present, and the charging case includes a display for status monitoring.
The JBL Live Beam 3 use a 10 mm driver unit covering a frequency range of 20 Hz to 40,000 Hz, with an impedance of 16 Ohms and a sound pressure level of 98 dB/mW. Both active noise cancellation and passive noise reduction are present, giving the earbuds two layers of ambient sound management. Spatial audio is also supported, and the drivers do not use a neodymium magnet.
Each earbud carries a 68 mAh battery delivering 12 hours of playback per charge, which drops to 10 hours when active noise cancellation is in use. The 680 mAh charging case extends total runtime to 36 hours, and a full charge takes 1.5 hours. Both wireless charging and fast charging are supported, and a battery level indicator keeps track of remaining capacity across the earbuds and case.
The JBL Live Beam 3 connect via Bluetooth 5.3 with a maximum range of 10 m, and support LDAC and Bluetooth LE Audio for higher-quality wireless audio transmission. Fast pairing is available for quicker initial setup, and USB Type-C is included for wired charging. AAC, LDHC, NFC pairing, and the full aptX codec family — covering aptX, aptX HD, aptX Adaptive, aptX Low Latency, aptX Lossless, and aptX Voice — are not supported on this model.
The JBL Live Beam 3 include in-ear detection for automatic playback pause when the earbuds are removed, alongside ambient sound mode for selective environmental awareness. Multipoint connection supports simultaneous pairing with two devices, and a find-device feature helps locate misplaced earbuds. The earbuds can function as a headset for calls, include a mute function, and are controlled via a touch panel placed directly on the device, with voice prompts providing audio feedback during use. Fast charging is supported, a travel bag is included in the box, and the unit ships with a one-year warranty. An in-line control panel and a body temperature sensor are not part of this model.
The JBL Live Beam 3 feature a six-microphone array with noise-canceling capability, providing dedicated hardware for background noise reduction during calls and voice use.
The JBL Live Beam 3 charging case includes a 1.45″ touch screen, allowing users to interact with and monitor the case directly through touch input.