The WONDERBOOM 4 produces a maximum sound level of 86dBC in standard mode and 87dBC in Outdoor Boost mode. It uses two 1.57-inch active drivers along with two 1.81x2.57-inch passive radiators that should deliver 360-degree audio with enhanced bass performance.
In terms of compatibility, the speaker is compatible with smartphones, tablets, and other Bluetooth-enabled devices that support the Advanced Audio Distribution Profile (A2DP). Furthermore, it offers a wireless Bluetooth range of up to 131 feet. It also supports pairing with up to two source devices at the same time and allows wireless linking of two WONDERBOOM 4 speakers for a wider sound experience.
When it comes to the battery performance, the device is powered by a rechargeable lithium-ion battery and should provide up to 14 hours of battery life on a single charge. It charges via USB-C; however, the charging cable is not included. Finally, the speaker is supplied with a 2-year limited hardware warranty as well.
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