EARWEISS Sport Open L

EARWEISS Sport Open L · SPORT OPEN新一代AI运动耳机_不入耳开放式真定制运动耳机｜ AI Vitamin

: 听智慧科技
: Shenzhen, Guangdong, China

An independent directory listing. AI Vitamin does not sell this device or process orders. The manufacturer link opens an external website.

AI summary

EARWEISS Sport Open L is a custom-fit ventilated sports earphone combining a 10 mm driver, ear-based physiological sensing, heart-rate-guided AI coaching for 17 activities and access to seven AI assistants, with manufacturer-rated IP54 protection and up to 9 hours of listening per charge.

Reference pricing

Published prices for Mainland China. AI Vitamin does not set prices or sell devices. Check the source for current prices, taxes and terms.

Hardware options

Option	Listed price
EARWEISS Sport Open L	CN¥4,500.00Source · Observed Oct 25, 2026

Specifications

Key hardware details first, followed by the complete product specification.

Key specifications

Sizes and fit guide: Custom ear-shape modelling with hearing assessment, ear-impression collection and individual fitting
Ingress protection: IP54 for Sport Open L; the H model has a different rating
Driver: Custom 10 mm dynamic driver; this L model is distinct from the H balanced-armature model
Connectivity: Bluetooth 5.3; stated range 10 m; simultaneous connection to two devices

Design & carry

Materials: 3D-printed skin-contact housing; custom dynamic driver uses a PEEK + PU dual-layer diaphragm
Officially listed colours: Customisable appearance and colour options; a fixed complete colour list is not published

Audio

Audio codecs: SBC, AAC and LDAC
Audio certification: Manufacturer lists Hi-Res certification and GB4943.1
Microphones: Two microphones per earphone with AI call-noise processing
Equaliser: 5 preset EQ styles and custom adjustment

Fit & wear

Ventilation: Shark-gill-style openings in a custom in-ear structure allow ambient listening

Connection & companion

Companion app: 听智慧 App; supports firmware OTA updates
Data export: Heart-rate broadcast and data sharing with compatible watches, cycle computers, AI glasses and apps such as KEEP and 咕咚
Device finding: App-based ringing and map-based finding are described

Sensors & metrics

Sensors: Custom PPG sensor; green, red and infrared optical channels; PPG and accelerometer data fusion
Tracked metrics: Exercise heart rate, oxygen saturation, stress, listening load, calorie and running-form metrics; manufacturer-described consumer functions

AI & coaching

Sports coaching: CUSTHEALTH ASSISTANT 2.0 describes guidance for 17 sports, including running, cycling and strength training
Heart-rate guidance: Spoken heart-rate alerts, selectable exercise zones and an AI cadence/metronome function
Training modes: Light exercise, fat-burning, aerobic exercise and custom heart-rate zones; training analysis covers performance, load/recovery and posture

AI & conversation

AI assistant access: One-button access to seven model services including DeepSeek and Doubao; voice and text questions

Power & charging

Battery life: Up to 9 hours per charge; up to 30 hours including the charging case
Charging time: Approximately 1.3 hours for the earphones and 1.3 hours for the case
Required accessories and consumables: Replaceable HF3 mesh covers; charging case

Interaction

Head gestures: Nod and shake-head actions for call control

Capabilities & dependencies

Core task delivery status: Sport Open L listed as the current 2026 model with a CNY 4,500 mainland-China reference price
External dependencies: Personal customisation uses structural, hearing, acoustic, functional and appearance inputs; some services use the companion app

Support & ownership

Warranty: 1 year from the day after delivery for covered product-quality faults
Repairability and service: Official service policy lists repairs and replacements; optional EARWEISS Care+ adds a further year when purchased with the device

Ownership

Return or trial path: Custom-made product; standard no-reason seven-day returns are excluded once production starts; separate quality-fault remedies apply

Claims & scope

Intended use: Consumer exercise and wellness guidance; manufacturer marketing claims were not independently tested for this directory record
Manufacturer accuracy figures: Official page quotes 98.6% heart-rate and 98.3% oxygen-saturation accuracy, citing reports ZX251201-C100101-01 and -02; these are manufacturer-reported test results