JBL Go 4 Portable Waterproof Bluetooth Speaker, Black - Certified Refurbished

JBL JBLGO4BLKAM-Z Go 4 Portable Bluetooth Speaker, Black - Certified Refurbished

Description

The nearly pocket-sized JBL Go 4 Portable Bluetooth Speaker in blue is an ultra-compact solution that provides clear and powerful JBL Pro Sound for you and your friends to enjoy almost anywhere. Carry it by the integrated finger loop or lay it down by the pool or at the beach. You don't have to worry as the Go 4 is both waterproof and dustproof. You can listen all afternoon with up to 7 hours of playback time, which can be extended by 2 hours with a tap of the Playtime Boost feature. If you need bigger sound, grab a second Go 4 speaker and pair them for stereo sound, or wirelessly connect the Go 4 to your existing JBL Auracast-enabled speakers.

Features

• 4.2 Watts Power Output
• Ultra-Portable & Compact Design
• Waterproof & Dustproof Construction
• Up to 7 Hours of Playback
• Integrated Finger/Carry Loop
• 2 Extra Hours with Playtime Boost
• Adjust EQ & More with JBL Portable app

JBL Pro Sound With Punchier Bass

Don't let its little size fool you. The JBL Go 4 packs a serious musical punch. Your friends won't believe how much great JBL Pro Sound comes out of such a small speaker.

Multi-Speaker Connection By Auracast

Want even more roaring Original JBL Pro Sound? Stereo pair two speakers for a wider sound stage. For your biggest events, multiple JBL Auracast-enabled PartyBoxes can be connected wirelessly using Auracast.

Eco-Friendly

With an eye on sustainability, JBL partially constructed the Go 4 from recycled materials, and packaged it in FSC-certified paper that's printed with soy ink.

Waterproof And Dustproof

The JBL Go 4's IP67 waterproof and dustproof rating ensures this portable speaker can handle almost any environment, from a poolside party to a seaside picnic.

Up To 7 Hours Of Playtime Plus 2 Hours With Playtime Boost

Don't sweat the small stuff like charging your battery. JBL Go 4 gives you up to 7 hours of playtime on a single charge. Simply tap Playtime Boost to prolong the playtime, adding up to 2 hours to your battery life. It tunes and optimizes the performance for louder and crisper sound.

JBL Portable

The JBL Portable app lets you update the Go 4's firmware, unlock new features, access product support, and the built-in EQ. Make custom EQ adjustments or select from one of the EQ presets.

Specifications

Key Specs
Power Output	1x 4.2 W
Drivers	1x 1.75" / 4.45 cm
Frequency Response	90 Hz to 20 kHz
Built-In Mic	No
Bluetooth	5.3
Speaker System
Power Output	1x 4.2 W
Drivers	1x 1.75" / 4.45 cm
Frequency Response	90 Hz to 20 kHz
Signal to Noise Ratio	>85 dB
Microphone
Built-In Mic	No
Bluetooth Connectivity
Bluetooth	530%
Supported Bluetooth Profiles	A2DP 1.4
	AVRCP 1.6
Transmitter Power	9 dBm
Bluetooth Transmitter Modulation	π/4 DQPSK, GFSK
Wired Connectivity
Inputs/Outputs	1x USB-C (Power) Input
Battery
Battery Capacity	850 mAh / 3.23 Wh
Battery Chemistry	Lithium-Ion Polymer (LiPo)
Battery Voltage	3.8 V
Estimated Battery Life	7 Hours
Battery Charging Time	3 Hours
Physical
Color	Blue
Environmental Resistance	Dust/Water-Resistant (IP67)
Material	Fabric, Plastic
Dimensions (W x H x D)	3.7 x 3 x 1.7" / 94.3 x 75.7 x 42.2 mm
Weight	6.7 oz / 0.19 kg
Packaging Info
Package Weight	0.675 lb
Box Dimensions (LxWxH)	5.1 x 4 x 2.3"