Light and Medium Duty Backup Alarm

• Type: Industry Alarm
• Signal Transmission: Wired Alarm
• Working Mode: Active
• Shipping Cost: Estimated freight per unit.: about shipping cost and estimated delivery time.
• Currency: US$
• Return&refunds: You can apply for a refund up to 30 days after receipt of the products.
• Model NO.: B20 series
• Certification: E-MARK, CE, ISO, RoHS
• Application: Indoor, Outdoor
• Working Principle: Electro-Acoustic Style
• Transmission Mode: Cable
• Alarm Volume (within 1m): ≥100dB
• Receive Frequency: 2000
• Color: Black
• Product Weight: 320g
• Dimension: 103.5*40.5*71mm
• Use to: Warn Pedestrians and Bicycles Around Vehicles
• Transport Package: Carton
• Specification: CE, ROHS
• Trademark: Yuesonic
• Origin: Cn
• HS Code: 8512301100
• Production Capacity: 1000000/Y
• Package Size: 10.80cm * 5.50cm * 8.50cm
• Package Gross Weight: 0.330kg

Product Description

Model	Voltage (VDC)	Output level(±4dBA @4FT)	Remarks
YS-B21	12~48	97	white noise optional
YS-B22	12~48	102	white noise (12~24V)available
YS-B23	12~48	bespoke message
YS-B24	12~48	107
YS-B26	12~48	87	white noise available

Suitable for: trucks,coaches,buses and plant


B20 SERIES

B20 series is one of most popular and cost efftive lines.A glass-filled nylon housing with expoxy-encapsulated electronics provide exceptional durability and protection against moisture, dust and vibration.Intelligent models  measure the ambient noise level and adjust their output level, creat a volume that is safe without being annoying or contributing to noise poppution.And vocal versions can be made accroding to your requirements.
Reinforced nylon housing eliminates corrion damage
wire /connector/bolt mounting optional, easy to install
Voltage polatity protection
RoHS compliant, CE certified

FAQ

Q1: what is the MOQ?

YUEDA: No MOQ required.

Q2: what it the lead time?

YUEDA: 2-4 weeks, for regular models, we usually prepare some in stock, so shipment could be made very soon.

Q3: Can I have some free samples for evaluation first?

YUEDA: Sure. We could offer some free samples.

Q4: What payment methods do you accept?

YUEDA: T/T, PayPal, western Union, Money gram.

Q5: What payment terms do you accept?

YUEDA: Generally, payment before shipment at the beginning.

Q6: Can you make some revisions to it?

YUEDA: Sure, we will, just let us know.

Q7: Is it RoHS/REACH compliant?

YUEDA: Yes, all our products are RoHS and REACH compliant.