Complete 66 Audio BTS Pro truly wireless earbuds pair Specs

talk time
of weight
Bluetooth Version
Avg. rating:
(78%) (488 reviews over 3 sources)

The BTS Pro is the only 66 Audio bluetooth headset we have on file.
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General Specifications
SpecialMemory foam cushions, 66 sound engine sport 24-bit DSP, Real time battery status through app, Bit depth of 24-bit, HD voice technology, Over the air instant hardware updates
Weight (ounces)2.9 oz.
Weight (grams)83
Dimensions7.2 x 6.7 x 3.2
Dimensions mm183.1 x 169.8 x 81.9
UPC code646809457791
Wearing stylesOver-the-ear
Main categoryTruly wireless earbuds pair
Release year2016
Release month11
Release day01
Release quarter4
Sports featuresWater-resistant and sweat-proof

Audio Features
Sound QualityQualcomm AptX, AptX LL (low latency), Bass boost enhancement technology, HD voice technology
Echo cancellation
Noise cancellation systemClear Voice Capture
Number of microphones1
Microphone typeDigital, Omni-directional
Under The Hood
Frequency band20Hz to 20kHz (frequency response)
Stand-by Time14.3 weeks (Equivalent to 100.0 days or 400 hours)
Talk time40.0 hours (2400 minutes)
Music Playback Time40.0 hours (2400 minutes)
BatteryLithium Polymer
Battery Power500
Battery charging time90 minutes (minutes with Quick Charge)
Charging systemUSB type-C charging cable
Bluetooth range100feet (3D antenna technology)
Physical Specs
FinishFlexible silicone with satin aluminum
Width (inches)6.7
Height (inches)7.2
Depth (inches)3.2
Width (mm)169.8
Height (mm)183.1
Depth (mm)81.9
Bluetooth Technology4.2 (Bluetooth low energy with LTE co-existence)
Bluetooth Profiles SupportedA2DP 1.3, AVRCP 1.4, HFP 1.6
Other Specs & Features
Wireless range75 ("or more")
Warranty1.5 years
Available colorsElectric green, Lava orange
Special Included AccessoriesUSB type-C reversible connector, Hard carrying case
Claimed qualitiesSuperior lag-free performance, Lightweight
Control buttonsMultifunction button, Volume +/-, Next track, and Last track
RuggedIPX-rated water-resistant and sweat-proof
Indicator lights


With interesting performance specs, namely 40 hours of playback time and a 100 feet range, this over-the-ear sweat-proof Bluetooth headset is also armed with Find Your Headphones that lets users locate it and even record its location history.

Also known as: 66 Audio BTS Pro Bluetooth Wireless Headphones.

General 66 Audio BTS Pro Information

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