Stone 150 - Portable Wireless Bluetooth Speaker Immerse in Nirvana with boAt Stone 150 wireless portable speaker. The speaker comes equipped with 40mm dynamic drivers for powerful audio output. It supports instant wireless connectivity with the latest Bluetooth v5.0 along with EDR. One may elevate the surrounding vibes with Stone 150 for extended durations as its power-packed 1200mAh battery offers a playtime of up to 4 hours. 40 mm Dynamic Drivers Stone 150 comes equipped with 40 mm Dynamic Drivers for powerful immersive sound. 4 Hours of Auditory Bliss Its power-packed 1200 mAh battery ensures extended indulgence in musical bliss with up to 4 hours of playtime. Tune Into Radio: FM Mode Tune into your favourite radio stations with the FM Radio feature on Stone 150. Specifications Connect & Play Speaker Type Mono IPX Rating IPX7 Driver Type Full range driver Driver Size (mm) 40 Number of Drivers 1 Frequency Response 180Hz-18kHz Impedance 3Ω Wireless Technology Type Bluetooth Bluetooth Version V5.0 + EDR Bluetooth Range 11M Battery Capacity 1000 mAh Rated Power 5W Playing Time 4 Hours Charging Time 2 Hours Microphone Yes Sweat and Water Resistant It offers resistance against sweat and water scares with its IPX4 rating. Manual Tune into Nirvana with boAt Airdopes 381 TWS earbuds to enjoy your music in a truly wireless way. The TWS Airdopes 381 come equipped with 7mm rhythmic dynamic drivers for immersive, HD sound. Video FAQ'S Without a valid Proof of Purchase, boAt reserves the rights to refuse warranty services. boAt reserves the right to refuse ‘free of charge’ warranty claim if the information shared is incomplete/ illegible for the claim / fault in the Customer details. Without a valid Proof of Purchase, boAt reserves the rights to refuse warranty services. boAt reserves the right to refuse ‘free of charge’ warranty claim if the information shared is incomplete/ illegible for the claim / fault in the Customer details. Without a valid Proof of Purchase, boAt reserves the rights to refuse warranty services. boAt reserves the right to refuse ‘free of charge’ warranty claim if the information shared is incomplete/ illegible for the claim / fault in the Customer details.