Pioneer CS-5 12,800yen(one set, the March, 1968 release)

The bookshelf type speaker system developed aiming at the merit of the ideal magnitude which can be put on any rooms, and sound like a large-sized system.

With 2 way stream compositions, a unit adopts a 20cm cone type Woofer as low-pass, and has adopted a 6.5cm tweeter as a high region.

A native wood walnut is adopted as an enclosure and it has become oil finish. 

Scheme	2 ways, 2 speakers, a sealing scheme, and a bookshelf type
Using unit	For low-pass: 20cm cone type For high regions: 6.5cm cone type
Impedance	8ohms
Play frequency band	35Hz - 20000Hz
Output sound pressure level	96dB/W/m
The maximum input	25W
Dimensions	Width 282x height 485x depth of 230mm
Weight	6.2kg

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Pioneer CS-05 30,000yen(one set, the February, 1970 release)

The indirectional speaker system which does not limit a listening area.

A 20cm cone type unit is adopted as low-pass, and it has the structure where the 7.7cm cone type unit has been arranged by 3 and 120 degrees of axial angles in the high region.
The sound of a high region spreads round the whole room by carrying out like this, without concentrating on a front-view axis. 

Scheme	2 ways, 4 speaker bass-reflex scheme, and a floor type
Using unit	For low-pass: 20cm cone type For high regions: 7.7cm cone type x3
Impedance	8ohms
Play frequency band	60Hz - 20000Hz
Output sound pressure level	90dB/W
The maximum input	40W
Dimensions	Diameter 362x509mm in height
Weight	12.5kg

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