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Digital Remote Control Wireless Doorbell Chime D308b
US$1.99-3.70
2,000 Pieces
Sample price:US$5.00/piece.Request sample
Product profile
Customization
AvailableWarranty
1yearType
Remote DoorbellModel NO.
D308BStyle
One-to-ManyTalkback Type
NoAutomation
Non AutomationPeephole
Without PeepholeWireless
WirelessActive Doorbell
Wireless Non Visual DoorbellWireless Video Doorbell Function
Tamper AlarmApplication Scope
HomeBrand
LongriverWaterproof
Not WaterproofPower Source
PlugOEM
OkTransport Package
Blister CardSpecification
absTrademark
LongriverOrigin
ChinaHS Code
85318090Production Capacity
500000PCS/YearKey features
Wide Control Range: Remote control range up to 100 meters in open areas.
32 Melody Options: Choose from 32 different melodies for the doorbell chime.
Adjustable Volume: Three volume levels available: high, mid, and low.
Multiple Plug Types: Supports 2-pin round, 2-pin flat, and 3-pin British plugs.
Dual Frequency Support: Operates on 315MHz and 433MHz frequencies with tamper alarm.
Flexible Power Supply: Receiver supports AC110V/220V or DC3V; Transmitter uses 12V 23A.
OEM Customization: OEM services are available for customized branding.
Professional Service: Advanced facilities, professional team, and timely delivery.
Company profile

Business Type: Trading CompanyExport Year: 2005-06-02Nearest Port: NINGBO, SHANGHAIAverage Response Time: ≤3.99hTerms of Payment: LC, T/T, D/P, etc.International Commercial Terms(Incoterms): FOB, CFR, CIF, DDP, EXW
AI-Powered supplier vetting
SummaryHEFEI LONG RIVER ELECTRICAL CO., LTD. is a China-based limited trading company operating from Anhui, with a stated factory location in Ningbo, Zhejiang. It has self-operated import and export rights and has exported since 2005, with 71%–90% of sales reportedly from exports. The supplier covers electrical, lighting, hardware, consumer electronics, and related product categories, and reports sales to more than 20 countries and regions. Its stated operational profile includes six production lines, 6–10 quality-control staff, 6–10 R&D engineers, and peak-season fulfillment within one month. QC 080000 and HACCP are listed as management-system certifications. Evidence is insufficient to verify after-sales service, financial credibility, customization capability, or specific customer cases.
Supplier typeThe supplier is explicitly identified as a trading company and limited company based in China, with self-operated import and export rights. Its business scope spans tools and hardware, lighting, electrical and electronic products, construction and decoration, and consumer electronics.
CertificationsQC 080000 and HACCP are listed as the supplier’s management-system certifications. The provided information does not state their validity, certification bodies, certificate numbers, or applicable facilities, but it explicitly evidences certification holdings.
R&D capabilityThe supplier reports 6–10 years of total R&D engineer experience, which provides explicit evidence of an R&D resource base. The slices do not identify patents, new-product development results, design capabilities, or R&D facilities, so innovation performance cannot be fully verified.
Production capacityThe supplier reports six production lines, 6–10 quality-control staff, and fulfillment within 15 workdays in off-peak periods and one month during peak periods. A factory location in Ningbo, Zhejiang is also stated, supporting operational capacity, although the relationship between the trading company and the stated factory is not further explained.
Product Q&A
Q:What is the remote control range?
A:
The remote control range is up to 100 meters in open areas.
Q:How many melody options are available?
A:
There are 32 different melodies to choose from.
Q:What are the power supply requirements?
A:
The receiver supports AC110V/AC220V or DC3V, and the transmitter uses a 12V 23A battery.
Q:Is OEM customization available?
A:
Yes, OEM customization is available for this product.
Q:What is the warranty period?
A:
The product comes with a 1-year warranty.
Send Inquiry
*To:
HEFEI LONG RIVER ELECTRICAL CO., LTD.
HEFEI LONG RIVER ELECTRICAL CO., LTD.*Content:
Supplier replies will be sent to your registered email
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